.do-homework .homework-tit[data-v-6390dd50]{padding:.4rem .3rem .4rem .2rem}.do-homework .homework-tit .choose .choose-left[data-v-6390dd50]{font-size:.25rem;color:#8a8a8a;margin-right:.25rem}.do-homework .homework-tit .choose .choose-left span[data-v-6390dd50]{font-size:.27rem;color:#4158db;font-weight:600}.do-homework .homework-tit .choose .homework-name[data-v-6390dd50]{width:4rem;font-size:.25rem;color:#3c4465}.do-homework .homework-tit .catalog[data-v-6390dd50]{font-size:.25rem;color:#4158db}.do-homework .homework-tit .catalog img[data-v-6390dd50]{width:.25rem;height:.19rem;margin-right:.1rem}.do-homework .homework-content[data-v-6390dd50]{width:7.16rem;margin:0 auto;background-color:#fffdfe;-webkit-box-shadow:0 0 15px 1px rgba(169,182,228,.25);box-shadow:0 0 15px 1px rgba(169,182,228,.25);border:0 solid #727171}.do-homework .homework-content .topic-tit[data-v-6390dd50]{padding:.6rem .48rem;-webkit-box-sizing:border-box;box-sizing:border-box;border-bottom:1px solid #dadee8;font-size:.26rem;color:#3c4465;line-height:.4rem;font-weight:600}.do-homework .homework-content .topic-tit span[data-v-6390dd50]{font-size:.25rem;color:#b9b9b9;line-height:.36rem;font-weight:400}.do-homework .homework-content .topic-tit .listen-files-info[data-v-6390dd50]{padding-top:.35rem}.do-homework .homework-content .topic-tit .listen-files-info .listen-files-audio[data-v-6390dd50]{margin-top:.35rem}.do-homework .homework-content .topic-option[data-v-6390dd50]{padding:.6rem 0 .2rem 0}.do-homework .homework-content .topic-option.topic-uncertain[data-v-6390dd50]{padding:.6rem .48rem .47rem .38rem;-webkit-box-sizing:border-box;box-sizing:border-box}.do-homework .homework-content .topic-option .option-item[data-v-6390dd50]{width:6.11rem;background:url(data:image/png;base64,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) no-repeat;background-size:cover;margin:0 auto .5rem auto;border-radius:.12rem;overflow:hidden;color:#3c4465}.do-homework .homework-content .topic-option .option-item.active[data-v-6390dd50]{color:#fffdfe;background:url(data:image/png;base64,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) no-repeat;background-size:cover}.do-homework .homework-content .topic-option .option-item .option-content[data-v-6390dd50]{width:100%;padding:.2rem 0}.do-homework .homework-content .topic-option .option-item .option-content .option-type[data-v-6390dd50]{left:.2rem;top:50%;-webkit-transform:translateY(-50%);transform:translateY(-50%)}.do-homework .homework-content .topic-option .option-item .option-content .option-type.option-type-choice[data-v-6390dd50]{width:.54rem;height:.54rem;background:url(data:image/png;base64,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) no-repeat;background-size:cover}.do-homework .homework-content .topic-option .option-item .option-content .option-type.option-type-multi-choice[data-v-6390dd50]{width:.31rem;height:.21rem;background:url(data:image/png;base64,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) no-repeat;background-size:cover}.do-homework .homework-content .topic-option .option-item .option-content .option-key[data-v-6390dd50]{font-weight:600;margin-right:.2rem;margin-left:.8rem}.do-homework .homework-content .topic-option .option-item .option-content .option-value[data-v-6390dd50]{font-size:.26rem;font-weight:600}.do-homework .homework-content .topic-option .option-content-uncertain[data-v-6390dd50]{display:inline-block;padding:.28rem;font-size:.26rem;color:#3c4465;margin-left:.13rem;margin-bottom:.2rem;background-color:#efefef;border-radius:.06rem;font-weight:600}.do-homework .homework-content .topic-option .option-content-uncertain .uncertain-num[data-v-6390dd50]{right:-.07rem;top:-.07rem;width:.28rem;height:.28rem;border-radius:50%;font-size:.24rem;color:#fffdfe;background:#2b3867}.do-homework .homework-content .topic-option .gap-filling[data-v-6390dd50],.do-homework .homework-content .topic-option .short-answer[data-v-6390dd50]{width:90%;height:5rem;margin:0 auto;padding-bottom:.4rem}.do-homework .homework-content .topic-option .gap-filling textarea[data-v-6390dd50],.do-homework .homework-content .topic-option .short-answer textarea[data-v-6390dd50]{width:100%;height:100%;outline:none;-webkit-box-sizing:border-box;box-sizing:border-box;border:1px solid #f1f1f1;padding:.2rem .3rem;background:#f1f1f1;font-size:.25rem;border-radius:.08rem;overflow:hidden}.do-homework .homework-content .topic-option .gap-filling[data-v-6390dd50]{height:1rem}.do-homework .homework-content .topic-option .gap-filling input[data-v-6390dd50]{width:100%;height:100%;outline:none;-webkit-box-sizing:border-box;box-sizing:border-box;border:1px solid #f1f1f1;padding:.2rem .3rem;background:#f1f1f1;font-size:.25rem;border-radius:.08rem;overflow:hidden}.do-homework .topic-choose[data-v-6390dd50]{padding:0 .74rem;margin:.52rem 0 .37rem 0}.do-homework .topic-choose .topic-change[data-v-6390dd50]{width:1.8rem;height:.4rem;font-size:.25rem;color:#4158db;background-color:#f3f3f5;border:1px solid #4158db}.do-homework .topic-choose .topic-change img[data-v-6390dd50]{width:.21rem;height:.21rem}.do-homework .topic-choose .topic-change.disabled[data-v-6390dd50]{opacity:.3}.do-homework .topic-choose .topic-prev img[data-v-6390dd50]{margin-right:.14rem}.do-homework .topic-choose .topic-next img[data-v-6390dd50]{margin-left:.14rem}.do-homework .topic-btn[data-v-6390dd50]{padding:0 .7rem;font-size:.3rem;color:#fff}.do-homework .topic-btn .exit[data-v-6390dd50]{width:2.51rem;height:.68rem;background-color:#3c4465;border-radius:.06rem}.do-homework .topic-btn .submit[data-v-6390dd50]{width:2.51rem;height:.68rem;background-color:#4158db;border-radius:.06rem}.do-homework .catalog-wrap[data-v-6390dd50]{position:fixed;width:100%;height:100%;left:0;top:0;z-index:10;background:rgba(0,0,0,.7)}.do-homework .catalog-wrap .catalog-content[data-v-6390dd50]{position:absolute;left:50%;top:50%;width:5.47rem;height:8.23rem;-webkit-transform:translate(-50%,-50%);transform:translate(-50%,-50%);background:#fff;border-radius:.06rem}.do-homework .catalog-wrap .catalog-content .catalog-tit[data-v-6390dd50]{width:100%;height:.84rem;font-size:.3rem;color:#3c4465;border-bottom:1px solid #dadee8}.do-homework .catalog-wrap .catalog-content .question-list[data-v-6390dd50]{height:5.02rem;padding:.2rem .2rem 0 .2rem;-webkit-box-sizing:border-box;box-sizing:border-box;border-bottom:1px solid #dadee8;overflow-y:scroll}.do-homework .catalog-wrap .catalog-content .question-list .list-wrap[data-v-6390dd50]{width:100%;display:-webkit-box;display:-ms-flexbox;display:flex;-ms-flex-wrap:wrap;flex-wrap:wrap}.do-homework .catalog-wrap .catalog-content .question-list .list-wrap .ques[data-v-6390dd50]{width:20%;height:.72rem;margin-bottom:.2rem;font-size:0}.do-homework .catalog-wrap .catalog-content .question-list .list-wrap .ques span[data-v-6390dd50]{font-size:.24rem;color:#435adb}.do-homework .catalog-wrap .catalog-content .question-list .list-wrap .ques img[data-v-6390dd50]{width:.46rem;height:.46rem}.do-homework .catalog-wrap .catalog-content .catalog-result[data-v-6390dd50]{padding:.19rem .42rem .14rem .42rem;-webkit-box-sizing:border-box;box-sizing:border-box;font-size:.25rem;color:#3c4465}.do-homework .catalog-wrap .catalog-content .catalog-result img[data-v-6390dd50]{width:.46rem;height:.46rem;margin-right:.18rem}.do-homework .catalog-wrap .catalog-content .catalog-progress[data-v-6390dd50]{width:100%;padding:0 .42rem;-webkit-box-sizing:border-box;box-sizing:border-box}.do-homework .catalog-wrap .catalog-content .catalog-progress .van-progress[data-v-6390dd50]{width:100%;height:.16rem;overflow:hidden}.do-homework .catalog-wrap .catalog-content .catalog-btns[data-v-6390dd50]{padding:.43rem .42rem 0 .42rem;-webkit-box-sizing:border-box;box-sizing:border-box}.do-homework .catalog-wrap .catalog-content .catalog-btns .catalog-btn[data-v-6390dd50]{width:1.54rem;height:.45rem;font-size:.25rem;border-radius:.04rem}.do-homework .catalog-wrap .catalog-content .catalog-btns .catalog-btn.catalog-btn-left[data-v-6390dd50]{background-color:#fffdfe;border:1px solid #b7b7b7;color:#b7b7b7}.do-homework .catalog-wrap .catalog-content .catalog-btns .catalog-btn.catalog-btn-right[data-v-6390dd50]{color:#fff;border:1px solid #4158db;background-color:#384ab3}